19140022

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{569}}^1$

素因数の和:732

約数の個数: 24

約数和(自身を含む): 31840200

約数和(自身を除く): 12700178

約数列:

[1, 2, 11, 22, 121, 139, 242, 278, 569, 1138, 1529, 3058, 6259, 12518, 16819, 33638, 68849, 79091, 137698, 158182, 870001, 1740002, 9570011, 19140022]

約数ペア:

[(1, 19140022), (2, 9570011), (11, 1740002), (22, 870001), (121, 158182), (139, 137698), (242, 79091), (278, 68849), (569, 33638), (1138, 16819), (1529, 12518), (3058, 6259)]